Periodic Videos

Gold, Sulfur, Vanadium and Cerium (feat. vsauce) (2012x29)

Air date: Jun 19, 2012

Behind the scenes on visit from fellow YouTuber Michael Stevens. His channel is http://www.youtube.com/user/vsauce - if you've come here from vsauce already, please subscribe to periodicvideos too. More on some reactions in this video: AQUA REGIA: http://www.youtube.com/watch?v=iwnKU89CCdI BARKING DOG: http://www.youtube.com/watch?v=mGMR72X8V-U